From the Rolls-Royce experimental archive: a quarter of a million communications from Rolls-Royce, 1906 to 1960's. Documents from the Sir Henry Royce Memorial Foundation (SHRMF).
Standardisation of a helical second speed gear for the 20/25 HP chassis.
| Identifier | ExFiles\Box 104\4\ scan0199 | |
| Date | 3rd February 1933 | |
| RR 755 (10H) (30405. 21-4-32) BM. 3/8382/4. X5310 COMPLETED 22.7.33. 'STANDARDISATION of CHASSIS PARTS. Date 3.2.33. Description of Parts. HELICAL 2nd. SPEED 20/25 N. Sch. 3633. X No. 5310 Drawing No. Part List Origin: 9/RL Experimental Test Report. Will have run 10,000 miles in France before cars are delivered to customers. Road Test Report. A similar scheme has been run on J.III without trouble. Run 12,000 miles on Peregrine. 20/25 H.P. CHASSIS Received. Wh. J.S. 21 JUL 1933 Weight of Old Part. Cost of Old Part. £10 - 12 - 5 Weight of New Part. Cost of New Part. £11 - 11 - 11 Difference per Car. Difference per Car. £0 - 19 - 6 Increase Signature from Cost Dept. that above is correct. GRt 20/7/33. by 20/7/33 Cost of Parts in Works which will be scrapped if commenced on:— Series..........£....... Series..........£....... Series..........£....... INITIAL DATE REMARKS SG.{Arthur F. Sidgreaves - MD} 20-7-33 Agreed SG.{Arthur F. Sidgreaves - MD} R.{Sir Henry Royce} 12.3.33 Agreed FHR. WOR.{Arthur Wormald - General Works Manager} 6.2.33 Agreed Wor.{Arthur Wormald - General Works Manager} C. 6.2.33 Agreed C. RG.{Mr Rowledge} 6.2.33 Agreed Rg.{Mr Rowledge} DA.{Bernard Day - Chassis Design} 6.2.33 Agreed Da.{Bernard Day - Chassis Design} BY.{R.W. Bailey - Chief Engineer} 6.2.33 Agreed By.{R.W. Bailey - Chief Engineer} EP.{G. Eric Platford - Chief Quality Engineer} 6.2.33 Agreed is necessary - but must see and test before final approve for delivery EP{G. Eric Platford - Chief Quality Engineer} & Mx.{John H Maddocks - Chief Proving Officer} E.{Mr Elliott - Chief Engineer} 7.2.33 Agreed AE. PN.{Mr Northey} 6.2.33 Agreed PN.{Mr Northey} HS.{Lord Ernest Hives - Chair} Agreed Hs{Lord Ernest Hives - Chair} 6-2-33 | ||